This professional landscape fabric is excellent for landscaped beds. For areas that will be covered with heavy or sharp materials such as stone, where erosion control will be a problem, and where there will be a lot of traffic, as well as in landscaped beds, this professional landscape fabric has the strength and durability to perform up to your standards. At 3 ounces per square yard, its the heavy-duty, professional-weight landscape fabric. A spunbonded polypropylene, its continuous fibers mean it won't easily unravel or fray. 20 year guarantee if installation instructions are followed. Convenient for high volume users, such as landscapers; measures 300-feet length by 3-feet width.